Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL3021

Operated by United Airlines

Live map

Live map filtered to UAL3021. Shown when the flight is currently airborne.

Route airports View route page →

Departure

HNL PHNL VFR

Daniel K. Inouye International Airport

Honolulu, Oahu, US

Local time
15:44 HST
Timezone
Pacific/Honolulu
Type
Large Airport
Elevation
13 ft
Coordinates
21.3184, -157.9257

cloud Weather

Wind
40° / 11 kt
Visibility
10 SM
Ceiling
FEW 2,500 ft, SCT 4,000 ft, BKN 6,500 ft
Temp / Dew
28°C / 17°C
Altimeter
30.01 inHg

Obs: 2026-05-30T00:53:00.000Z

Raw METAR / TAF 
METAR PHNL 300053Z 04011KT 10SM FEW025 SCT040 BKN065 28/17 A3001 RMK AO2 SLP162 T02780172

TAF PHNL 292320Z 3000/3106 05014G24KT P6SM VCSH FEW025 SCT040 FM300600 06009KT P6SM FEW025 FEW040 FM301900 06013G24KT P6SM FEW025 SCT040

flight Live Traffic

flight_takeoff 88 Departures
flight_land 90 Arrivals

Arrival

SFO KSFO MVFR

San Francisco International Airport

San Francisco, US

Local time
18:44 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
270° / 14G20 kt
Visibility
10 SM
Ceiling
FEW 400 ft, BKN 1,800 ft, BKN 3,700 ft
Temp / Dew
16°C / 11°C
Altimeter
30.08 inHg

Obs: 2026-05-30T00:56:00.000Z

Raw METAR / TAF 
METAR KSFO 300056Z 27014G20KT 10SM FEW004 BKN018 BKN037 16/11 A3008 RMK AO2 SLP186 T01560111

TAF KSFO 292320Z 3000/3106 27012KT P6SM BKN025 FM300400 26010KT P6SM OVC010 FM300900 26005KT P6SM BKN015 FM301700 29010KT P6SM SKC FM302000 28018KT P6SM SKC

warning FAA Advisories

  • Ground Delay: low ceilings (avg 1 hour and 5 minutes)

flight Live Traffic

flight_takeoff 251 Departures
flight_land 268 Arrivals

Recent history last 5

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-21 A290F3 HNL → SFO May 21, 17:10 UTCMay 21, 18:40 UTC1h 30m - -
2026-05-09 A44214 HNL → SFO May 9, 15:52 UTCMay 9, 19:00 UTC3h 8m +22m on time
2026-05-08 A44214 HNL → SFO May 8, 17:20 UTCMay 9, 16:45 UTC23h 25m - -
2026-04-20 A8FC72 HNL → SFO Apr 20, 01:30 UTCApr 20, 06:30 UTC5h 0m - -
2026-04-20 A8FC72 HNL → SFO Apr 20, 01:39 UTCApr 20, 06:44 UTC5h 5m +4m +7m

Performance history

Flights tracked
5
Avg arrival delay
+4m
On-time arrival
100% 100% on time
Aircraft used
3

Monthly activity 2 months

Month Flights tracked
May 2026 3
April 2026 2

UAL3021 frequently asked

Where does flight UAL3021 fly?
UAL3021 (United Airlines) flies from HNL to SFO. View the full route page.
How long is flight UAL3021?
Based on observed flights, UAL3021 takes on average 7h 38m from takeoff to landing.
How often does UAL3021 fly?
UAL3021 has been observed flying occasionally in our tracking data. We've recorded 5 flights under this callsign.
Is flight UAL3021 usually on time?
Across recent flights, UAL3021 arrives with an average 4-minute delay. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL3021?
UAL3021 has been operated by 3 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL3021 live?
Yes. When UAL3021 is currently airborne, the live tracker map above shows its real-time position from ADS-B broadcasts. If the map is empty, the flight is not currently in the air.